/*
 * Copyright 2017-2019 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import java.util.function.Function;

/**
 * Lambda in a switch statement.
 *
 * @author Josef Reichardt
 */
public class LambdaSwitch {

	private void sayHello(String[] args) {
		Function<Integer, String> getText = (cnt) -> "Number of args: " + cnt;
		String message = switch (args.length) {
		case 0 -> "No arg";
		case 1 -> "One arg";
		default -> getText.apply(args.length);
		};
		System.out.println(message);
	}
}
